55555550000050 has 24 divisors (see below), whose sum is σ = 103345145495172. Its totient is φ = 22219677528000.

The previous prime is 55555550000023. The next prime is 55555550000059. The reversal of 55555550000050 is 5000005555555.

It can be written as a sum of positive squares in 6 ways, for example, as 3803798810889 + 51751751189161 = 1950333^2 + 7193869^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55555549999958 and 55555550000012.

It is not an unprimeable number, because it can be changed into a prime (55555550000059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63120381 + ... + 63994480.

Almost surely, 2^{55555550000050} is an apocalyptic number.

55555550000050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55555550000050 is a deficient number, since it is larger than the sum of its proper divisors (47789595495122).

55555550000050 is a wasteful number, since it uses less digits than its factorization.

55555550000050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127123614 (or 127123609 counting only the distinct ones).

The product of its (nonzero) digits is 390625, while the sum is 40.

The spelling of 55555550000050 in words is "fifty-five trillion, five hundred fifty-five billion, five hundred fifty million, fifty", and thus it is an aban number.